<?php
/***************************************************************
*  Copyright notice
*  (c) 2009, jianyuzhu@gmail.com
*  All rights reserved
*  This script is part of the PPEMI project.
***************************************************************/

class CoreObserver extends CoreObject {
	var $observers = array();
	
	//constructor
	function CoreObserver() {
		parent::CoreObject();		
	}
	
	//methods
	function add($observer) {
		$this->observers[] = $observer;
	}
}
//
?>